63. The moneys credited to the revenue account shall be held by the Authority in trust, and shall be applied to-(a) meeting all charges for interest due on account of any loan taken in pursuance of clauses (c), (d) or (e) of sub section (2) of section 46 and all other charges incurred in connection with such loans;(b) paying all sums due from the Authority in respect of rates and taxes imposed under the ¹[Khulna City Corporation Ordinance, 1984 (Ord. No. LXXII of 1984)], upon land vested in the Authority;(c) paying the cost (if any) of maintaining a separate establishment for the collection of the rents and other proceeds of land vested in the Authority;(d) paying all sums which the Government may direct to be paid to an Auditor under section 71;(e) making payments in pursuance of section 94 for compensation or for expenses of maintenance of works; and(f) paying the cost of management. Explanation. The expression “cost of management” means-(a) the salary and allowances of the Chairman and fees of the Members of the Authority;(b) all fees and allowances paid for attendance at meeting;(c) the salaries, fees and allowances of, and the contributions paid under the proviso to section 18 in respect of employees of the Authority appointed under that section; except employees who are paid by the day or whose pay is charged to temporary work; and(d) all office expenses incurred by the Authority. Explanation. “Office expenses” means expenses incurred for carrying on office work, and includes the rent of offices, the provision of furniture therefore, the charges for printing and stationery and any other incidental expenses necessary for the efficient working of an office.